PVC Octagonal-Top Gable Vent with a jamb/recessed louver box. Overall depth is 3-1/2". 
Square Edge Trim: 3/4" X 2-3/4"
Constructed using high-quality PVC adhesive for long-term durability. Made from exterior-grade PVC for lasting performance and resistance to moisture and decay. Includes integrated aluminum mesh screening for added ventilation protection.